Steam Boilers, Engines, Nozzles and Turbines O₂ content in atmospheric air on weight basis is 0.4 0.21 0.3 0.23 0.4 0.21 0.3 0.23 ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Thermal equilibrium means that the flow of steam is Isentropic Hyperbolic Isothermal Polytropic Isentropic Hyperbolic Isothermal Polytropic ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines In an experiment to determine dryness fraction of steam, the mass of water separated was 1.2 kg in 15 mts. and the mass of steam passed out in same time was 4.8 kg. Dryness fraction is 0.4 0.5 0.8 0.25 0.4 0.5 0.8 0.25 ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines In a nozzle, the effect of super-saturation is to Decrease dryness fraction of steam Decrease specific volume of steam Increase the heat drop Increase the entropy Decrease dryness fraction of steam Decrease specific volume of steam Increase the heat drop Increase the entropy ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The purpose of governing in steam turbines is to Reduce the effective heat drop Completely balance against end thrust Reheat the steam and improve its quality Maintain the speed of the turbine Reduce the effective heat drop Completely balance against end thrust Reheat the steam and improve its quality Maintain the speed of the turbine ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The maximum discharge through a chimney occurs when the height of chimney is Outside temperature is very low Equal to the height of the hot gas column producing draught Around 200 meters Infinitely long Outside temperature is very low Equal to the height of the hot gas column producing draught Around 200 meters Infinitely long ANSWER DOWNLOAD EXAMIANS APP
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